In English | En español
Questions About Cancer? 1-800-4-CANCER

NCI Dictionary of Cancer Terms

Page Options

  • Print This Page

Widget

NCI Dictionary of Cancer Terms



monoamine oxidase inhibitor  listen  (MAH-noh-uh-MEEN OK-sih-days in-HIH-bih-ter)

  A type of drug used to treat depression. It stops the breakdown of certain chemicals in the brain that help improve a person’s mood. A monoamine oxidase inhibitor is a type of antidepressant. Also called MAO inhibitor.